Musschenbroek, Petrus van, Physicae experimentales, et geometricae de magnete, tuborum capillarium vitreorumque speculorum attractione, magnitudine terrae, cohaerentia corporum firmorum dissertationes: ut et ephemerides meteorologicae ultraiectinae

Table of contents

< >
[271.] XIII. Problema. Triangulum O E V, Amſtelodamum, Leida, Trajectum.
Page: 396 (382)
[272.] XIV. Proelema Triangulum E I V, Leida, Harlemum, Trajectum.
Page: 397 (383)
[273.] XV. Problema Triangulum E I O. Leyda, Harlemum, Amſtelo-damum.
Page: 398 (384)
[274.] XVI. Problema Triangulum I O ?. Harlemum, Amſtelodamum, Alcmaria.
Page: 398 (384)
[275.] XVII. Problema. Triangulum E O ?. Leida, Amſtelodamum, Alcmaria.
Page: 399 (385)
[276.] XVIII. Problema. Triangulum M V L, Oude-Watera, Trajectum, Bommelia.
Page: 399 (385)
[277.] XIX. Problema Triangulum ? V L. Dordracum, Trajectum, Bommelia.
Page: 400 (386)
[278.] XX. Problema Triangulum E V L. Leida, Trajectum, Bommelia.
Page: 400 (386)
[279.] XXI. Problema. Triangulum ? E L, Alcmaria, Leida, Bommelia.
Page: 401 (387)
[280.] XXII. Problema. Triangulum R L V, Dordracum, Bommelia, Breda.
Page: 401 (387)
[281.] XXIII. Problema. Triangulum R S F. Dordracum, Gouda, Rotterodamum.
Page: 401 (387)
[282.] XXIV. Problema. Triangulum R T F, Dordracum, Willemſtadium, Rotterodamum.
Page: 402 (388)
[283.] XXV. Problema. Triangulum R T V. Dordracum, Willemſtadium, Breda.
Page: 402 (388)
[284.] XXVI. Problema. Triangulum T V Q. Willemſtadium, Breda, Berga-ad-Somum.
Page: 403 (389)
[285.] XXVII. Problema. Triangulum R V Q Dordracum, Breda, Berga-ad-Somum.
Page: 404 (390)
[286.] XXVIII. Problema. Triangulum V L Q Breda, Bommelia, Berga-ad-Somum.
Page: 404 (390)
[287.] XXIX. Problema. Datis quadrilateri L R V Q lateribus & diagonio R V, abſque Triangulorum canonibus invenire reliquam diagonium Q L.
Page: 405 (391)
[288.] XXX. Problema Triangulum E I ?, Leida, Harlemum, Alcmaria.
Page: 406 (392)
[289.] XXXI. Problema. Triangulum E V ?. Leida, Trajectum, Alcmaria.
Page: 407 (393)
[290.] XXXII. Problema. Triangulum V L ?. Trajectum, Bommelia, Alcmaria.
Page: 407 (393)
[291.] XXXIII. Problema. Triangulum Q L ?. Berga-ad-Somum, Bommelia, Alcmaria.
Page: 408 (394)
[292.] CAPUT IX. Quantitas unius gradus in maximo Terræ circulo demum definita.
Page: 409 (395)
[293.] PARS ALTERA. DE MAGNITUDINE TERRÆ SECUNDUM MENSURAM ULTIMAM SNELLII ET NOSTRAM. Problema I. Tab. XIV. fig. 2. Triangulum i e a connectens Leydam, Douſæ arcem, locumque inter hanc & Voor-ſchooten aſſumtum.
Page: 412 (398)
[294.] Problema II. Triangulum a e m, nectens Douſæ arcem, pagum Soeterwoudam, locumque inter illam & Voor ſchoten aſſumtum eundem ac in Probl. I.
Page: 412 (398)
[295.] Problema III. Triangulum i e m, jungens Leidam, Douſæ arcem & Soeterwoudam.
Page: 413 (399)
[296.] IV. Problema. Triangulum a i u, jungens Leidam, Voorſchoten, locumque aſſumtum in Problemate I.
Page: 414 (400)
[297.] V. Problema. Diſtantia inter Leidam & Voor ſchoten alio modo quæſita, ope Trianguli A E I nectentis Leidam, Soeterwou-dam & Voorſchoten Tab. XIV. fig. 4.
Page: 414 (400)
[298.] Problema VI. Tab. XIV. fig. 2. Triangulum, imu, conjungens Leidam, Soeterwoudam & Voorſchoten.
Page: 415 (401)
[299.] Problema VII. Diſtantia inter Soeterwoudam & Voor ſchooten alio modo quæſita.
Page: 415 (401)
[300.] Problema VIII. Tab. XIV. fig. 3. Triangulum A E I, Leida, Soeterwouda, Waſſenaria.
Page: 416 (402)
< >
page |< < (265) of 795 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div164" type="section" level="1" n="164">
          <p>
            <s xml:id="echoid-s6355" xml:space="preserve">
              <pb o="265" file="0279" n="279" rhead="DE MAGNETE."/>
            feriorem partem fortiter appetiiſſe Verſorii cuſpidem Boream: </s>
            <s xml:id="echoid-s6356" xml:space="preserve">imo
              <lb/>
            vis hæc fortior adhucdum obſervata fuiſſet, modo Experimentum
              <lb/>
            captum fuiſſet in majori latitudine Auſtrali, 35° grad. </s>
            <s xml:id="echoid-s6357" xml:space="preserve">& </s>
            <s xml:id="echoid-s6358" xml:space="preserve">longitu-
              <lb/>
            dine eadem, ſub qua Madagaſcar jacet.</s>
            <s xml:id="echoid-s6359" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div165" type="section" level="1" n="165">
          <head xml:id="echoid-head175" xml:space="preserve">EXPERIMENTUM CXXXVIII.</head>
          <p>
            <s xml:id="echoid-s6360" xml:space="preserve">Virga ferrea ita impoſita fuit Incudi, ut ſitum Meridiano terreſtri
              <lb/>
            parallelum habuerit; </s>
            <s xml:id="echoid-s6361" xml:space="preserve">ejus extremum, Boream reſpiciens, malleo
              <lb/>
            tuſum, evaſit polus Boreus, extremum Auſtrale malleo ictum fa-
              <lb/>
            ctum eſt polus Auſtralis: </s>
            <s xml:id="echoid-s6362" xml:space="preserve">Succedit autem hoc Experimentum cum
              <lb/>
            virgis certæ longitudinis & </s>
            <s xml:id="echoid-s6363" xml:space="preserve">craſſitiei, non cum omnibus; </s>
            <s xml:id="echoid-s6364" xml:space="preserve">ſi enim
              <lb/>
            nimium craſſa reſpectu ſuæ longitudinis fuerit virga, licet alteru-
              <lb/>
            trum extremum Malleo cudatur, vis polorum directrix obſervabi-
              <lb/>
            tur nulla, niſi extremum tantopere attenuetur, ut virgæ ſubtilitas
              <lb/>
            certam proportionem ad ſuam longitudinem recipiat. </s>
            <s xml:id="echoid-s6365" xml:space="preserve">Quæcunque
              <lb/>
            de effectu Mallei dicta ſunt, etiam intelligenda ſunt de lima ſuper
              <lb/>
            Ferro ducta, de Ferri attritu ſupra quodcunque durum corpus, de
              <lb/>
            ſectione ope ſerræ, modo Ferrum ſit longum & </s>
            <s xml:id="echoid-s6366" xml:space="preserve">tenue: </s>
            <s xml:id="echoid-s6367" xml:space="preserve">Quo au-
              <lb/>
            tem memorata inſtrumenta vi fortiori in Ferrum adiguntur, eo Ma-
              <lb/>
            gnetiſmus illi major inducitur, qui tamen nunquam eo uſque in-
              <lb/>
            creſcit, qualis a Magnete, etiamſi mediocrium virium, cum Fer-
              <lb/>
            ro communicari poteſt. </s>
            <s xml:id="echoid-s6368" xml:space="preserve">Ut cudendo virgam ſupra incudem, extre-
              <lb/>
            mo alterutri polum Boreum inducamus alteri Auſtralem hac in re-
              <lb/>
            gione, viam ſequi oportet, quam Acus Inclinatoria præmonſtrat:
              <lb/>
            </s>
            <s xml:id="echoid-s6369" xml:space="preserve">Ferri pars Auſtralis ſit ſupra incudem multo elevatior, pars Borea
              <lb/>
            depreſſior, hoc modo cuſa virga, ſemper binos polos in ſuis extre-
              <lb/>
            mitatibus habebit: </s>
            <s xml:id="echoid-s6370" xml:space="preserve">ſed ſi Ferrum alio ſupra incudem tenueris modo,
              <lb/>
            aliquando in utroque extremo polum Boreum obſervabis; </s>
            <s xml:id="echoid-s6371" xml:space="preserve">ſimilia
              <lb/>
            plura ſcripta video in Philoſ. </s>
            <s xml:id="echoid-s6372" xml:space="preserve">Tranſ. </s>
            <s xml:id="echoid-s6373" xml:space="preserve">N°. </s>
            <s xml:id="echoid-s6374" xml:space="preserve">214.</s>
            <s xml:id="echoid-s6375" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div166" type="section" level="1" n="166">
          <head xml:id="echoid-head176" xml:space="preserve">EXPERIMENTUM CXXXIX.</head>
          <p>
            <s xml:id="echoid-s6376" xml:space="preserve">Lamella Ferri mollioris intra roſtra forcipis, ultra quæ promi-
              <lb/>
            neat, capiatur; </s>
            <s xml:id="echoid-s6377" xml:space="preserve">tum vehementer inflectatur dextrorſum & </s>
            <s xml:id="echoid-s6378" xml:space="preserve">ſiniſtror-
              <lb/>
            ſum, donec poſt multas flexiones frangatur; </s>
            <s xml:id="echoid-s6379" xml:space="preserve">fractura </s>
          </p>
        </div>
      </text>
    </echo>
Impressum